Most businesses lose money every day. Not because their ads are bad, but because their data is. Poor tracking feeds weak signals into ad algorithms, leading to missed conversions and wasted spend. In this practical session, Anni shows how to turn messy data into a performance driver by fixing the foundation that trains your ad algorithms. Through real advertiser case stories, you’ll see what was broken, what was changed, and how stronger signals translated into measurable gains in conversions and ROAS.